Watch the Stabilizer online guitar lesson by Brad Carlton from Chord Studies: Flamenco Chords Vol. 2
This progression uses another voicing of an A11b9 chord that resolves to an A power chord. A lot of the intervals in these flamenco style chords clean up really well if you play them "harp" style or plucked. This not only helps clear up the quality of the chords, but it reinforces one of the fundamentals of that open, airy flamenco sound.